#study-plush{position:fixed;left:12px;bottom:max(14px,env(safe-area-inset-bottom));z-index:65;width:184px;height:196px;pointer-events:none;isolation:isolate;--plush-bg:color-mix(in srgb,var(--card-bg,#fff) 95%,transparent);--plush-ink:#42384e;--plush-sub:#776784;--plush-accent:#9472bb;color:var(--plush-ink);font:13px/1.5 system-ui,-apple-system,"Microsoft Yahei",sans-serif}
.dark #study-plush{--plush-bg:#28212ff2;--plush-ink:#f1e8f8;--plush-sub:#bfb0ce;--plush-accent:#c1a2e4}
#study-plush *{box-sizing:border-box}#study-plush [hidden]{display:none!important}
#study-plush .plush-stage{pointer-events:auto;position:absolute;inset:0;width:100%;height:100%;padding:0;border:0;border-radius:45%;outline-offset:-14px;background:transparent;cursor:grab;touch-action:none;user-select:none;-webkit-user-select:none;-webkit-touch-callout:none;-webkit-tap-highlight-color:transparent;color:inherit;filter:drop-shadow(0 4px 4px #22152c12)}
#study-plush .plush-stage:active{cursor:grabbing}#study-plush .plush-stage:focus-visible{outline:2px solid var(--plush-accent)}
#study-plush .plush-stage img,#study-plush canvas{width:100%;height:100%;object-fit:contain;display:block;pointer-events:none}
#study-plush .plush-hint{position:absolute;left:50%;bottom:3px;transform:translateX(-50%);padding:3px 8px;white-space:nowrap;max-width:260px;font-size:11px;border-radius:99px;background:var(--plush-bg);border:1px solid #a890bc38;color:var(--plush-sub);opacity:0;transition:opacity .18s;pointer-events:none;box-shadow:0 2px 8px #22152c0a}
#study-plush .plush-stage:hover .plush-hint,#study-plush .plush-stage:focus-visible .plush-hint,#study-plush[data-status="loading"] .plush-hint,#study-plush[data-status="error"] .plush-hint{opacity:1}
#study-plush .plush-playing-mark{position:absolute;right:20px;top:24px;padding:1px 6px;border-radius:99px;background:var(--plush-bg);color:var(--plush-accent);font-size:12px;font-weight:700;opacity:0;pointer-events:none}
#study-plush[data-status="playing"] .plush-playing-mark{opacity:1}
#study-plush .plush-restore{pointer-events:auto;position:absolute;left:0;bottom:0;border:1px solid #b69bce70;background:var(--plush-bg);border-radius:14px;padding:7px 11px;color:var(--plush-sub);font-size:12px;cursor:pointer;box-shadow:0 3px 14px #30203f0c}
#study-plush .plush-menu{position:fixed;pointer-events:auto;width:266px;max-width:calc(100vw - 16px);max-height:calc(100dvh - 24px);overflow-y:auto;padding:14px;border:1px solid #ab8cc13d;border-radius:20px;background:var(--plush-bg);backdrop-filter:blur(16px);box-shadow:0 12px 45px #25133125;color:var(--plush-ink);font-size:13px;scrollbar-width:thin;scrollbar-color:var(--plush-accent) transparent}
#study-plush .plush-menu-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px}#study-plush .plush-menu-header strong{font-size:14px;font-weight:650}
#study-plush button{font:inherit}#study-plush .plush-close{border:0;background:transparent;border-radius:9px;color:var(--plush-sub);font-size:19px;cursor:pointer;width:30px;height:28px}
#study-plush .plush-character-list{display:grid;grid-template-columns:1fr 1fr;gap:7px}#study-plush .plush-character{min-height:92px;border:1px solid #a68bbf26;border-radius:13px;background:transparent;cursor:pointer;color:var(--plush-ink);padding:5px 3px;display:flex;flex-direction:column;align-items:center;gap:0;font-size:11px}
#study-plush .plush-character img{width:67px;height:64px;object-fit:contain;pointer-events:none}#study-plush .plush-character[aria-checked="true"]{border-color:var(--plush-accent);background:#ad85d31a}#study-plush .plush-character:hover{background:#ac8dc020}
#study-plush .plush-menu button:focus-visible,#study-plush .plush-menu a:focus-visible{outline:2px solid var(--plush-accent);outline-offset:2px}#study-plush .plush-volume-row{display:flex;gap:10px;align-items:center;margin:13px 0 10px;color:var(--plush-sub);font-size:12px}#study-plush input[type="range"]{min-width:0;flex:1;width:100%;accent-color:var(--plush-accent)}
#study-plush .plush-controls{display:flex;gap:7px}#study-plush .plush-controls button{flex:1;border:1px solid #a58bbf40;background:transparent;border-radius:10px;padding:7px;color:var(--plush-ink);cursor:pointer;font-size:12px}
#study-plush .plush-controls button:first-child{background:#a58bbf19}#study-plush .plush-credit{display:block;font-size:10px;line-height:1.6;color:var(--plush-sub);text-decoration:none;margin-top:10px}#study-plush .plush-credit:hover{color:var(--plush-accent)}
#study-plush .plush-instruction{margin:8px 0 0;font-size:10px;color:var(--plush-sub)}#study-plush .plush-live{position:absolute;width:1px;height:1px;padding:0;overflow:hidden;clip-path:inset(50%);white-space:nowrap}
@media(max-width:760px){#study-plush{width:126px;height:134px;left:6px;bottom:max(12px,env(safe-area-inset-bottom))}#study-plush .plush-playing-mark{right:10px;top:10px}#study-plush .plush-hint{font-size:10px}#study-plush .plush-character{min-height:88px}}
@media(prefers-reduced-motion:reduce){#study-plush .plush-hint{transition:none}}
@media print{#study-plush{display:none}}

#study-plush canvas{height:auto;position:absolute;left:0;top:50%;transform:translateY(-50%);aspect-ratio:1}